Standalone Process Control with Loop and Limit Devices
Control of the process is key to all applications. Loop controls, limits, and programmers can be an integral part of a standalone system.

Honeywell Process Solutions
Honeywell offers a variety of industrial controllers and programmers to accurately and reliably control process temperatures and variables in a wide range of applications
Products
- Controllers, Indicators and Set-Point Programmers
- DCP250 Controller
- UDC1200 Universal Digital Controller
- UDC1700 Universal Digital Controller
- UDC2500 Universal Digital Controller
- UDC3200 Universal Digital Controller
- UDC3500 Universal Digital Controller

ABB
ABB offers a variety of temperature solutions, including individual temperature elements, temperature transmitters, and complete temperature assemblies. All temperature transmitters are Universal Input programmable HART transmitters and are also available with Foundation Fieldbus or Profibus output options. Transmitters are available as head-mount, field-mount, and DIN rail-mount units. Head-mount and field-mount units are also available with dual inputs, depending on the temperature element selected.

Precision Digital Corporation

Future Design Controls
Established in 1974, Precision Digital Corporation is a manufacturer of a comprehensive line of digital display and control instrumentation utilized primarily in industrial processes worldwide. The corporate office is located in Hopkinton, Massachusetts, where they design and manufacture products to exacting standards.
Products
- High Performance Temperature & Process Controllers
- DC-L41 Limit Control
- MCT4 - 1/4 DIN Controller

Azbil
Azbil offers both head-mount and field-mount temperature transmitters. Both of these units offer HART-programmable universal inputs and can be used in all classified areas. Both types of units also offer dual inputs except for four-wire RTDs.
Products
- DCP31 Digital Control Programmer
- DCP32 Digital Control Programmer
- DCP 551 Mark II Digital Control Programmer
- DCP 552 Mark II Digital Control Programmer